export default  {
	"title": '多媒体制作_在线1',
	"testId": '195986',
	"praxiseList": [
		{
			"id": 290708,
			"title": "在计算机多媒体技术范畴内，“媒体”一词来源于（ ）",
			"options": "[\"新闻媒介\",\"拉丁语 Medium\",\"计算机硬件\",\"计算机操作系统\"]",
			"answer": "2",
			"type": "single",
			"hard": 1,
			"explain": null,
			"regtime": "2021-12-09 09:56:22",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 290709,
			"title": "计算机辅助教学简称为（ ）",
			"options": "[\"CAD\",\"CAM\",\"CAE\",\"CAI\"]",
			"answer": "4",
			"type": "single",
			"hard": 1,
			"explain": null,
			"regtime": "2021-12-09 09:56:22",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 290710,
			"title": "下列传声器中，展于电容传声器的是（ ）",
			"options": "[\"驻极体传声器\",\"动圏传声器\",\"电动式传声器\",\"手持无线传声器\"]",
			"answer": "1",
			"type": "single",
			"hard": 1,
			"explain": null,
			"regtime": "2021-12-09 09:56:22",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 290711,
			"title": "下列音源设备中，不能录音的设备是（ ）",
			"options": "[\"磁带录音机\",\"CD播放机\",\"MD\",\"DAT\"]",
			"answer": "2",
			"type": "single",
			"hard": 1,
			"explain": null,
			"regtime": "2021-12-09 09:56:22",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 290712,
			"title": "在选择数码照相机时，下列说法正确的是（ ）",
			"options": "[\"分辨率越大；数码变焦越大越好\",\"分辨率越小；数码变焦越大越好\",\"分辨率越大：光学变焦越大越好\",\"分辨率越小；光学变焦越小越好\"]",
			"answer": "3",
			"type": "single",
			"hard": 1,
			"explain": null,
			"regtime": "2021-12-09 09:56:22",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 290713,
			"title": "家用数码摄像机用的录像带一般是（ ）",
			"options": "[\"Betacam 带\",\"DVCPRO 带\",\"Mini DV 带\",\"大1\\/2录像带\"]",
			"answer": "3",
			"type": "single",
			"hard": 1,
			"explain": null,
			"regtime": "2021-12-09 09:56:22",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 290714,
			"title": "下列不属于多媒体计算机硬件设备的是（ ）",
			"options": "[\"CPU\",\"硬盘\",\"视频采\\n集卡\",\"光盘\"]",
			"answer": "4",
			"type": "single",
			"hard": 1,
			"explain": null,
			"regtime": "2021-12-09 09:56:22",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 290715,
			"title": "下列计算机软件，属于系统软件的是（ ）",
			"options": "[\"Windows XP\",\"Photoshop\",\"Flash\",\"3D Max\"]",
			"answer": "1",
			"type": "single",
			"hard": 1,
			"explain": null,
			"regtime": "2021-12-09 09:56:22",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 290716,
			"title": "目前处理图像素材最好的软件是（ ）",
			"options": "[\"Windows XP\",\"PowerPoint\",\"Flash\",\"Photoshop\"]",
			"answer": "4",
			"type": "single",
			"hard": 1,
			"explain": null,
			"regtime": "2021-12-09 09:56:22",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 290717,
			"title": "关于Photoshop,下列说法错误的是（ ）",
			"options": "[\"利用Photoshop 可以改变图像文件的大小\",\"利用Photoshop可以改变图像文件的文件格式\",\"利用Photoshop可以把声音变得清晰\",\"利用Photoshop可以合成图像\"]",
			"answer": "3",
			"type": "single",
			"hard": 1,
			"explain": null,
			"regtime": "2021-12-09 09:56:22",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 290718,
			"title": "在使用Photoshop过程中,选择了一部分图像内容， 复制该图像内容的键盘快捷键是（ ）",
			"options": "[\"Ctrl+V\",\"Ctrl+Z\",\"Ctrl+C\",\"Ctrl十D\"]",
			"answer": "3",
			"type": "single",
			"hard": 1,
			"explain": null,
			"regtime": "2021-12-09 09:56:22",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 290719,
			"title": "在使用Photoshop过程中，取消选择区域的键盘快捷 键是（ ）",
			"options": "[\"Ctrl+V\",\"Ctrl+Z\",\"Ctrl+C\",\"Ctrl十D\"]",
			"answer": "4",
			"type": "single",
			"hard": 1,
			"explain": null,
			"regtime": "2021-12-09 09:56:22",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 290720,
			"title": "在使用Photoshop过程中，执行自由变换的健盘快网键是（ ）",
			"options": "[\"Ctrl+V\",\"Shift+Ctrl+Z\",\"Shift+Ctrl+S\",\"Ctrl+T\"]",
			"answer": "4",
			"type": "single",
			"hard": 1,
			"explain": null,
			"regtime": "2021-12-09 09:56:22",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 290721,
			"title": "利用处理声音的软件，下列说法错误的是（ ）",
			"options": "[\"MIDI文件可以转换为WAV文件\",\"WAV文件可以转换为MIDI文件\",\"WAV文件可以转换为MP3文件\",\"MP3文件可以转换为WAV文件\"]",
			"answer": "2",
			"type": "single",
			"hard": 1,
			"explain": null,
			"regtime": "2021-12-09 09:56:22",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 290722,
			"title": "要实现声咅和图像数字化，其关键技术是（ ）",
			"options": "[\"网络通讯技术\",\"数据库技术\",\"数字信号处理技术\",\"高级程序设计\"]",
			"answer": "3",
			"type": "single",
			"hard": 1,
			"explain": null,
			"regtime": "2021-12-09 09:56:22",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 290723,
			"title": "计算机通过话筒收到的是（ ）",
			"options": "[\"音频数字信号\",\"音频模拟信号\",\"采样信号\",\"音频数字信号和釆样信号\"]",
			"answer": "2",
			"type": "single",
			"hard": 1,
			"explain": null,
			"regtime": "2021-12-09 09:56:22",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 290724,
			"title": "以下不属于多媒体开发工具特性的是（ ）",
			"options": "[\"编辑特性\",\"交互特性\",\"播放特性\",\"通信特性\"]",
			"answer": "4",
			"type": "single",
			"hard": 1,
			"explain": null,
			"regtime": "2021-12-09 09:56:22",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 290725,
			"title": "扩展名是.WAV的文件是（ ）文件",
			"options": "[\"视频文件\",\"矢量图形文件\",\"动画文件\",\"波形文件\"]",
			"answer": "4",
			"type": "single",
			"hard": 1,
			"explain": null,
			"regtime": "2021-12-09 09:56:22",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 290726,
			"title": "帧频率为25帧/秒的制式为（ ）",
			"options": "[\"PAL\",\"SECAM\",\"NTSC\",\"YUV\"]",
			"answer": "1",
			"type": "single",
			"hard": 1,
			"explain": null,
			"regtime": "2021-12-09 09:56:22",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 290727,
			"title": "下面哪个不是多媒体技术的主要特性（ ）",
			"options": "[\"多样性\",\"集成性\",\"交互性\",\"实时性\"]",
			"answer": "4",
			"type": "single",
			"hard": 1,
			"explain": null,
			"regtime": "2021-12-09 09:56:22",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 290728,
			"title": "常用的图形、图像处理软件有",
			"options": "[\"AutoCAD\",\"Flash\",\"Photoshop\",\"Authorware\"]",
			"answer": "[1,3]",
			"type": "muti",
			"hard": 1,
			"explain": "无",
			"regtime": "2021-12-09 09:56:22",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": "[]"
		},
		{
			"id": 290729,
			"title": "多媒体计算机技术能综合处理＿＿等信息。",
			"options": "[\"声音、文字\",\"图像\",\"音频\",\"视频\"]",
			"answer": "[1,2,3,4]",
			"type": "muti",
			"hard": 1,
			"explain": "无",
			"regtime": "2021-12-09 09:56:22",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": "[]"
		},
		{
			"id": 290730,
			"title": "在Photoshop软件中，下列哪些选项是滤镜“液化”菜单中的工具。",
			"options": "[\"向前变形工具\",\"模糊工具\",\"膨胀工具\",\"褶皱工具\"]",
			"answer": "[1,3,4]",
			"type": "muti",
			"hard": 1,
			"explain": "无",
			"regtime": "2021-12-09 09:56:22",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": "[]"
		},
		{
			"id": 290731,
			"title": "在Flash中下面哪些工具可以改变图型的形状。",
			"options": "[\"选择工具\",\"部分选择工具\",\"套索工具\",\"钢笔工具\"]",
			"answer": "[1,2]",
			"type": "muti",
			"hard": 1,
			"explain": "无",
			"regtime": "2021-12-09 09:56:22",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": "[]"
		},
		{
			"id": 290732,
			"title": "使用SNAGIT抓图软件中的“抓取整个屏幕”的默认的快捷键是＿＿+＿＿+＿＿",
			"options": "[\"Ctrl\",\"Alt\",\"Shift\",\"F\"]",
			"answer": "[1,3,4]",
			"type": "muti",
			"hard": 1,
			"explain": "无",
			"regtime": "2021-12-09 09:56:22",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": "[]"
		},
		{
			"id": 290733,
			"title": "下列选项中，属于声音文件格式的有",
			"options": "[\"GIF\",\"WAV\",\"MID\",\"MP3\"]",
			"answer": "[2,3,4]",
			"type": "muti",
			"hard": 1,
			"explain": "无",
			"regtime": "2021-12-09 09:56:22",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": "[]"
		},
		{
			"id": 290734,
			"title": "下列选项中，属于Windows中提供的多媒体功能",
			"options": "[\"CD唱机\",\"录音机\",\"Windows Media Player\",\"音量控制\"]",
			"answer": "[1,2,3,4]",
			"type": "muti",
			"hard": 1,
			"explain": "无",
			"regtime": "2021-12-09 09:56:22",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": "[]"
		},
		{
			"id": 290735,
			"title": "下列选项中，哪些是ACDSee软件的图片编辑工具？",
			"options": "[\"旋转\",\"模糊\",\"去背景\",\"红眼\"]",
			"answer": "[1,2,4]",
			"type": "muti",
			"hard": 1,
			"explain": "无",
			"regtime": "2021-12-09 09:56:22",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": "[]"
		},
		{
			"id": 290736,
			"title": "下列选项中，哪些属于多媒体素材制作。",
			"options": "[\"照片的拍摄和扫描\",\"声音的录制\",\"文字的录入\",\"图形的绘制\"]",
			"answer": "[1,2,3,4]",
			"type": "muti",
			"hard": 1,
			"explain": "无",
			"regtime": "2021-12-09 09:56:22",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": "[]"
		},
		{
			"id": 290737,
			"title": "下列选项中，哪一组的格式是可以通过格式转换软件相互转换格式的？",
			"options": "[\"BMP与JPEG\",\"AVI与XLS\",\"MP3与GIF\",\"DOC与WAV\"]",
			"answer": "[1,2]",
			"type": "muti",
			"hard": 1,
			"explain": "无",
			"regtime": "2021-12-09 09:56:22",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": "[]"
		},
		{
			"id": 290738,
			"title": "扩展名为．bmp的图像是位图图像，扩展名为．gif的图像是矢量图像。",
			"options": "",
			"answer": "-1",
			"type": "charge",
			"hard": 1,
			"explain": null,
			"regtime": "2021-12-09 09:56:22",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 290739,
			"title": "位图图像放大易失真(模糊)，矢量图像放大不易失真。",
			"options": "",
			"answer": "1",
			"type": "charge",
			"hard": 1,
			"explain": null,
			"regtime": "2021-12-09 09:56:22",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 290740,
			"title": "计算机只能加工数字信息，因此，所有的多媒体信息都必须转换成数字信息，再由计算机处理。",
			"options": "",
			"answer": "1",
			"type": "charge",
			"hard": 1,
			"explain": null,
			"regtime": "2021-12-09 09:56:22",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 290741,
			"title": "BMP转换为．JPG格式，文件大小基本不变。",
			"options": "",
			"answer": "-1",
			"type": "charge",
			"hard": 1,
			"explain": null,
			"regtime": "2021-12-09 09:56:22",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 290742,
			"title": "F1ash制作动画时，时间轴上的5、lO、15……等表示的是时间，单位为秒。",
			"options": "",
			"answer": "-1",
			"type": "charge",
			"hard": 1,
			"explain": null,
			"regtime": "2021-12-09 09:56:22",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 290743,
			"title": "如果自己的作品中部分引用了别人多媒体作品中的内容，不必考虑版权问题。",
			"options": "",
			"answer": "-1",
			"type": "charge",
			"hard": 1,
			"explain": null,
			"regtime": "2021-12-09 09:56:22",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 290744,
			"title": "多媒体计算机系统具有强大的数据处理能力。",
			"options": "",
			"answer": "1",
			"type": "charge",
			"hard": 1,
			"explain": null,
			"regtime": "2021-12-09 09:56:22",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 290745,
			"title": "王刚同学在进行多媒体作品集成时，使用了黎明同学制作的Flash动画作品，和部分照片，在作品发布时，没有签署黎明同学的姓名．黎明同学认为王刚侵犯了他的知识产权。",
			"options": "",
			"answer": "1",
			"type": "charge",
			"hard": 1,
			"explain": null,
			"regtime": "2021-12-09 09:56:22",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 290746,
			"title": "JPEG标准适合于静止图像，MPEG标准适用于动态图像。",
			"options": "",
			"answer": "1",
			"type": "charge",
			"hard": 1,
			"explain": null,
			"regtime": "2021-12-09 09:56:22",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		},
		{
			"id": 290747,
			"title": "Flash中插入关键帧的快捷键是F6。",
			"options": "",
			"answer": "1",
			"type": "charge",
			"hard": 1,
			"explain": null,
			"regtime": "2021-12-09 09:56:22",
			"last_time": null,
			"iscorrect": 0,
			"user_answer": ""
		}
	]
}